the field of medicine that specializes in the study of tumors. oncology. The branch of medicine that deals with the study and treatment of tumors.
Who are they? Millennials are currently aged 20-35, or born between 1980 and the end of 1994 (with some more generous definitions taking in those born up to 2000). They also get called Generation Y, because they follow on from Generation X (born 1965-1979), and other, less flattering names.
Millennials, also known as Generation Y or the Net Generation, are the demographic cohort that directly follows Generation X. What, exactly, is the Millennial generation? The term Millennials is usually considered to apply to individuals who reached adulthood around the turn of the 21st century.